SOLUTION: One side of a triangle has a length of 9 and the other two sides are equal. If the side lengths are all integers, what is the length of the shortest possible side?

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Question 1115581: One side of a triangle has a length of 9 and the other two sides are equal. If the side lengths are all integers, what is the length of the shortest possible side?
Found 2 solutions by math_helper, Alan3354:
Answer by math_helper(2461) About Me  (Show Source):
You can put this solution on YOUR website!
By the triangle inequality, if a = the two unknown side lengths:
a+a > 9
2a > 9
a > 9/2
+highlight%28a+=+5%29+ is the smallest integer satisfying this inequality.

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
One side of a triangle has a length of 9 and the other two sides are equal. If the side lengths are all integers, what is the length of the shortest possible side?
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